Index: trunk/psLib/src/imageops/psImageConvolve.c
===================================================================
--- trunk/psLib/src/imageops/psImageConvolve.c	(revision 7766)
+++ trunk/psLib/src/imageops/psImageConvolve.c	(revision 7914)
@@ -5,6 +5,6 @@
  *  @author Robert DeSonia, MHPCC
  *
- *  @version $Revision: 1.36 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2006-05-09 03:27:25 $
+ *  @version $Revision: 1.37 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2006-07-15 02:57:12 $
  *
  *  Copyright 2004-2005 Maui High Performance Computing Center, University of Hawaii
@@ -90,4 +90,7 @@
 bool psMemCheckKernel(psPtr ptr)
 {
+    if (!is_psType(ptr)) {
+        return false;
+    }
     return ( psMemGetDeallocator(ptr) == (psFreeFunc)freeKernel );
 }